Patents by Inventor Sung-Mu Son
Sung-Mu Son has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9613344Abstract: The present invention relates to a game supply system and method using a personal area network, a service server, a game relay method, a mobile communication terminal, and a storage medium. The game supply system includes a first end terminal (170) connected to a first mobile communication terminal (150) through a first personal area network (160) and configured to execute game data received from a game server (120). The first mobile communication terminal (150) is connected to a service server (110) through a mobile communication network (140) and configured to relay data between the first end terminal and the service server. The service server is connected to the game server through the mobile communication network, and is configured to authenticate the first end terminal and the first mobile communication terminal and request the service server to provide requested game data. The game server provides requested game data to the service server.Type: GrantFiled: December 4, 2008Date of Patent: April 4, 2017Assignee: SK PLANET CO., LTD.Inventors: Jeong Hoon Lee, Jeong Min You, In Hwan Kim, Sung Mu Son
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Patent number: 8861518Abstract: Disclosed herein are a system and method for providing content to a plurality of end terminals, a service server, a content relay method, an application server, a content provision method, and a mobile communication terminal. The system includes a plurality of end terminals connected to a mobile communication terminal via a Local Area Network (LAN), and configured to execute content received from an application server, a mobile communication terminal connected to a service server via a mobile communication network, and configured to transfer content between the end terminals and the-service server, the service server connected to the application server, and configured to authenticate the end terminals and the mobile communication terminal and to request content, requested by authenticated end terminals, from the application server, and the terminal application server for providing the content, requested by the end terminals, to the service server.Type: GrantFiled: December 4, 2008Date of Patent: October 14, 2014Assignee: SK Planet Co., Ltd.Inventors: Jeong Hoon Lee, Jeong Min You, In Hwan Kim, Sung Mu Son
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Patent number: 8774779Abstract: The present invention relates to a system, a method, a service server, a traffic information relay method, an application server, a mobile communication terminal, a navigation terminal, an execution method, and a storage medium for providing traffic information using a short-range communication network, and more specifically to a technique for providing traffic information using a short-range communication network, in which a navigation terminal connectible to the short-range communication network receives traffic information from an application server connected to a mobile communication network via the mobile communication terminal and the service server, thereby overcoming restrictions of communication networks.Type: GrantFiled: July 29, 2009Date of Patent: July 8, 2014Assignee: SK Planet Co. Ltd.Inventors: Jeong Hoon Lee, Jeong Min You, In Hwan Kim, Sung Mu Son
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Patent number: 8671452Abstract: An apparatus and method for transferring a Rights Object (RO) for a content between devices via a server, wherein a sending device converts a first RO taken by itself to encode into a second RO, and sends an RO move request message including the second RO to the server, whereas the server converts the second RO included in the RO move request message into a third RO and transfers the third RO to a receiving device, whereby the receiving device receives the third RO from the server for installation, wherein the sending device deletes or modifies the first RO at an appropriate time point.Type: GrantFiled: January 25, 2007Date of Patent: March 11, 2014Assignee: LG Electronics Inc.Inventors: Seung-Jae Lee, Te-Hyun Kim, Youn-Sung Chu, Sung-Mu Son, Kiran Kumar Keshavamurthy
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Patent number: 8416708Abstract: A PT (e.g., Push-To-Talk, Push-To-View or Push-To-Data) service, and more particularly, to a method and device for controlling a floor (talk burst authority, permission to send media burst, etc.) in a PT service, are discussed. According to an embodiment, the method for controlling a state of a Push-To (PT) server, includes starting, by a PT server, a stop talking (T2) timer which is a type of media burst control timer that operates with respect to a terminal having permission to send a media burst; checking, by the PT server on expiry of the T2 timer, whether a media burst release message was already received while the T2 timer was running; and entering, by the PT server, a media burst idle state if the media burst release message was already received as a result of the checking step.Type: GrantFiled: June 1, 2010Date of Patent: April 9, 2013Assignee: LG Electronics Inc.Inventors: Kang-Suk Huh, Sung-Mu Son
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Patent number: 8077687Abstract: A method and device for providing a broadcast/multicast service are discussed. According to an embodiment, the invention provides a method comprising: receiving, by a client module, a service guide including contents information with respect to one or more contents from a broadcast/multicast server; transmitting, by the client module, a broadcast/multicast request message with respect to contents selected by a user of a specific terminal among the contents information included in the received service guide to the broadcast/multicast server; transmitting, by the client module, a location tracking request message with respect to the specific terminal to a network entity; receiving a response message with respect to the location tracking request message, the response message including a location tracking result from the network entity; transmitting, by the client module, location information of the specific terminal to the broadcast/multicast server.Type: GrantFiled: February 5, 2009Date of Patent: December 13, 2011Assignee: LG Electronics Inc.Inventors: Dong-Hee Shim, Min-Jung Shon, Sung-Mu Son, Kyu-Sung Han
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Patent number: 8064420Abstract: A method and device for receiving a broadcast/multicast service as discussed. According to an embodiment, the invention provides a method of receiving a broadcast/multicast service by a terminal, the method comprising: receiving a service guide from a network including a broadcast/multicast server, the service guide being used by a user to select specific contents related to a broadcast/multicast service; transmitting information on the contents selected by the user, to the network; transmitting a content request to the network; and receiving contents from the network in response to the content request, wherein the received contents were further selected, among the contents selected by the user, by the broadcast/multicast server that performed an exact location tracking of the terminal to enable location based filtering of services corresponding to the contents selected by the user.Type: GrantFiled: February 5, 2009Date of Patent: November 22, 2011Assignee: LG Electronics Inc.Inventors: Dong-Hee Shim, Min-Jung Shon, Sung-Mu Son, Kyu-Sung Han
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Patent number: 8036146Abstract: A broadcast/multicast (BCAST) service, specifically, a BCAST service system for transmitting broadcast contents to terminals when a network load is small and a contents transmission method using the same are disclosed. When contents are broadcast by using a distribution window (DM) and a presentation window (PW), the terminals feed back a message indicating reception confirmation of the contents to the network, such that the contents reception success rate between the terminals and the network can be improved.Type: GrantFiled: August 11, 2006Date of Patent: October 11, 2011Assignee: LG Electronics Inc.Inventors: Min-Jung Shon, Sung-Mu Son, Dong-Hee Shim
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Patent number: 8032411Abstract: A group advertisement method in a SIP (Session Initiation Protocol) based message service, and a PT client device are discussed. According to an embodiment, the method includes receiving, by a PT server, a request to send a group advertisement message for a specific PT group from a requesting PT client; determining, by the PT server, if the specific PT group is a restricted chat group or a pre-arranged group; determining, by the PT server, if the requesting PT client is allowed to send a group advertisement based on a PT group document associated with the specific PT group; and selectively transmitting, by the PT server, the group advertisement message to at least one member of the specific PT group based on results of the determining steps.Type: GrantFiled: May 16, 2007Date of Patent: October 4, 2011Assignee: LG Electronics, Inc.Inventors: Kang-Suk Huh, Sung-Mu Son
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Publication number: 20110212686Abstract: The present invention relates to a system, a method, a service server, a traffic information relay method, an application server, a mobile communication terminal, a navigation terminal, an execution method, and a storage medium for providing traffic information using a short-range communication network, and more specifically to a technique for providing traffic information using a short-range communication network, in which a navigation terminal connectible to the short-range communication network receives traffic information from an application server connected to a mobile communication network via the mobile communication terminal and the service server, thereby overcoming restrictions of communication networks.Type: ApplicationFiled: July 29, 2009Publication date: September 1, 2011Inventors: Jeong Hoon Lee, Jeong Min You, In Hwan Kim, Sung Mu Son
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Publication number: 20110207528Abstract: The present invention relates to a game supply system and method using a personal area network, a service server, a game relay method, a mobile communication terminal, and a storage medium. The game supply system includes a first end terminal (170) connected to a first mobile communication terminal (150) through a first personal area network (160) and configured to execute game data received from a game server (120). The first mobile communication terminal (150) is connected to a service server (110) through a mobile communication network (140) and configured to relay data between the first end terminal and the service server. The service server is connected to the game server through the mobile communication network, and is configured to authenticate the first end terminal and the first mobile communication terminal and request the service server to provide requested game data. The game server provides requested game data to the service server.Type: ApplicationFiled: December 4, 2008Publication date: August 25, 2011Applicant: SK TELECOM CO., LTD.Inventors: Jeong Hoon Lee, Jeong Min You, In Hwan Kim, Sung Mu Son
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Publication number: 20110149931Abstract: Disclosed herein are a system and method for providing content to a plurality of end terminals, a service server, a content relay method, an application server, a content provision method, and a mobile communication terminal. The system includes a plurality of end terminals connected to a mobile communication terminal via a Local Area Network (LAN), and configured to execute content received from an application server, a mobile communication terminal connected to a service server via a mobile communication network, and configured to transfer content between the end terminals and the-service server, the service server connected to the application server, and configured to authenticate the end terminals and the mobile communication terminal and to request content, requested by authenticated end terminals, from the application server, and the terminal application server for providing the content, requested by the end terminals, to the service server.Type: ApplicationFiled: December 4, 2008Publication date: June 23, 2011Applicant: SK TELECOM CO., LTD.Inventors: Jeong Hoon Lee, Jeong Min You, In Hwan Kim, Sung Mu Son
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Publication number: 20100240408Abstract: A PT (e.g., Push-To-Talk, Push-To-View or Push-To-Data) service, and more particularly, to a method and device for controlling a floor (talk burst authority, permission to send media burst, etc.) in a PT service, are discussed. According to an embodiment, the method for controlling a state of a Push-To (PT) server, includes starting, by a PT server, a stop talking (T2) timer which is a type of media burst control timer that operates with respect to a terminal having permission to send a media burst; checking, by the PT server on expiry of the T2 timer, whether a media burst release message was already received while the T2 timer was running; and entering, by the PT server, a media burst idle state if the media burst release message was already received as a result of the checking step.Type: ApplicationFiled: June 1, 2010Publication date: September 23, 2010Inventors: Kang Suk Huh, Sung-Mu Son
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Patent number: 7769177Abstract: A method of digital rights management for a broadcast-multicast service, the method comprising receiving a request from a terminal to join a service domain having a common group key; transmitting encryption of one or more service encryption keys using the common group key to the terminal that requested to join; and allowing the terminal to share the same contents and the same services with one or more other devices within the service domain.Type: GrantFiled: January 13, 2006Date of Patent: August 3, 2010Assignee: LG Electronics Inc.Inventors: Sung-Mu Son, Te-Hyun Kim, Dong-Hee Shim, Kyu-Sung Han, Min-Jung Shon, Seung-Jae Lee, Youn-Sung Chu
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Patent number: 7756054Abstract: A PT (e.g., Push-To-Talk, Push-To-View or Push-To-Data) service, and more particularly, to a method and device for controlling a floor (talk burst authority, permission to send media burst, etc.) in a PT service, are discussed. According to an embodiment, the method for controlling a state of a Push-To (PT) server, includes transiting, by a PT server in a second state, to a first state when a media burst release message is received by the PT server; and remaining, by the PT server, in the first state, if the PT server in the first state receives a media packet from a PT client and if the PT server in the previous second state has received the media burst release message.Type: GrantFiled: July 11, 2007Date of Patent: July 13, 2010Assignee: LG Electronics Inc.Inventors: Kang-Suk Huh, Sung-Mu Son
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Patent number: 7672280Abstract: In a broadcast/multicast service based on user location information, when a terminal sets contents desired to be received in a specific area, a broadcast/multicast server checks current location information of the terminal transmitted from a location server or from the corresponding terminal, selects contents provided in the corresponding area, and transmits it to the terminal. Thus, a waste of a communication channel can be prevented, and since a user can selectively receive contents or information according to his/her location, user's satisfaction and convenience can be enhanced.Type: GrantFiled: June 16, 2005Date of Patent: March 2, 2010Assignee: LG Electronics Inc.Inventors: Dong-Hee Shim, Min-Jung Shon, Sung-Mu Son, Kyu-Sung Han
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Publication number: 20100042836Abstract: A secure transmission of a device management message via a broadcast (BCAST) channel, by which a BCAST server can securely transmit a device management message including an authentication value to a plurality of terminals via a one way BCAST channel, and accordingly the terminals is not required to use a separate channel for authenticating the device management message received from the BCAST server.Type: ApplicationFiled: October 24, 2007Publication date: February 18, 2010Applicant: LG Electronics Inc.Inventors: Min-Jung Shon, Sung-Mu Son, Seung-Jae Lee, Youn-Sung Chu, Te-Hyun Kim
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Publication number: 20090147721Abstract: A method and device for receiving a broadcast/multicast service as discussed. According to an embodiment, the invention provides a method of receiving a broadcast/multicast service by a terminal, the method comprising: receiving a service guide from a network including a broadcast/multicast server, the service guide being used by a user to select specific contents related to a broadcast/multicast service; transmitting information on the contents selected by the user, to the network; transmitting a content request to the network; and receiving contents from the network in response to the content request, wherein the received contents were further selected, among the contents selected by the user, by the broadcast/multicast server that performed an exact location tracking of the terminal to enable location based filtering of services corresponding to the contents selected by the user.Type: ApplicationFiled: February 5, 2009Publication date: June 11, 2009Inventors: Dong-Hee SHIM, Min-Jung SHON, Sung-Mu SON, Kyu-Sung HAN
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Publication number: 20090141665Abstract: A method and device for providing a broadcast/multicast service are discussed. According to an embodiment, the invention provides a method comprising: receiving, by a client module, a service guide including contents information with respect to one or more contents from a broadcast/multicast server; transmitting, by the client module, a broadcast/multicast request message with respect to contents selected by a user of a specific terminal among the contents information included in the received service guide to the broadcast/multicast server; transmitting, by the client module, a location tracking request message with respect to the specific terminal to a network entity; receiving a response message with respect to the location tracking request message, the response message including a location tracking result from the network entity; transmitting, by the client module, location information of the specific terminal to the broadcast/multicast server.Type: ApplicationFiled: February 5, 2009Publication date: June 4, 2009Inventors: Dong-Hee SHIM, Min-Jung SHON, Sung-Mu SON, Kyu-Sung HAN
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Publication number: 20080098063Abstract: A PT (e.g., Push-To-Talk, Push-To-View or Push-To-Data) service, and more particularly, to a method and device for controlling a floor (talk burst authority, permission to send media burst, etc.) in a PT service, are discussed. According to an embodiment, the method for controlling a state of a Push-To (PT) server, includes transiting, by a PT server in a second state, to a first state when a media burst release message is received by the PT server; and remaining, by the PT server, in the first state, if the PT server in the first state receives a media packet from a PT client and if the PT server in the previous second state has received the media burst release message.Type: ApplicationFiled: July 11, 2007Publication date: April 24, 2008Inventors: Kang-Suk HUH, Sung-Mu Son